弗朗索瓦·森蒂内尔有双重身份。白天，他是留尼旺岛最出名的警察，以其强硬的手段和花衬衫而闻名，总是开着他那著名的黄色越野车追捕罪犯。但在其他时间，森蒂内尔也是一个有魅力的歌手。

One evening, Prosper, a loser Uber driver who still lives with his mother, picks up a dying man who has just been shot. Freaked out, Prosper gets rid of the body but not before stealing his pair of crocodile boots. As he slips them on, Prosper finds himself inhabited by the spirit of the deceased: King - a respected gangster feared by all. Split between these two opposing personalities, Prosper and King, united in one body, investigate to unmask King's killer.